In a Kazan school, a teacher showed children how to defend against a terrorist with a knife. The teacher Sergey Kurylev teaches life safety at the Kazan school №120. For three years now, he has been teaching elementary school students about self-defense i

In a Kazan school, a teacher showed children how to defend against a terrorist with a knife. The teacher Sergey Kurylev teaches life safety at the Kazan school №120. For three years now, he has been teaching elementary school students about self-defense i